as of 2001, he persuaded or pope john paul decided that all those cases would now come to his office. so from 2001 to 2005, he saw every case. so he is the most knowledgeable person in the world about these issues. >> so what happened to these cases now? >> it's a very good question. i think it's the fundamental question for the church, because it's clear that these are crimes. they're not sins, they're crimes. and they've also been covered up in a rather methodical way by the church around the world. >> your research took almost two years. and in your research, are these isolated incidents or is it habitual within the church? >> i think what you see is obviously not every priest is a pedophile. in fact, they're a rather small percentage of priests. but what you do see is patterns that emerge all over the world. for a long time, the vatican said oh, this was an american problem. but now we see this problem cropping up in australia, in germany, in brussels, in ireland, where it's been huge, in italy. so what you see in these -- you know, what you see is patterns. and the patterns are a